Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12041436 | Micro speaker with symmetrical voice coil and magnetic circuit | Zhenjin Zhu, Yuanzhen Niu, Hong Wen | 2024-07-16 |
| 11968509 | Speaker | Hong Wen, Yuanzhen Niu, Zhenjin Zhu | 2024-04-23 |